4820-01-523-4090

Oxygen System Pressure Regulating Valve email this page

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Reference images of this national stock number
Reference of NSN 4820-01-523-4090 Reference of NSN 4820-01-523-4090 Reference of NSN 4820-01-523-4090 Reference of NSN 4820-01-523-4090 Reference of NSN 4820-01-523-4090 Reference of NSN 4820-01-523-4090 Reference of NSN 4820-01-523-4090 Reference of NSN 4820-01-523-4090 Reference of NSN 4820-01-523-4090 Reference of NSN 4820-01-523-4090 Reference of NSN 4820-01-523-4090 Reference of NSN 4820-01-523-4090 Reference of NSN 4820-01-523-4090 Reference of NSN 4820-01-523-4090

Model or part number: FRM-2 1/2IN 0T30PSICP

Pricing & Availability

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About this product
Pressure range is set between 0 to 30 psi; requires special cleaning and packaging for oxygen service

pdf NSN 4820-01-523-4090 Datasheet

MRC:
The basic material of which the body is fabricated.AAFZ
Body Material:
Brass
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the body.AAQL
Body Style:
Straight thru
MRC:
The type of service with which the item is designed to be used.ACKL
Media For Which Designed:
Oxygen, gaseous
MRC:
A narrative description of the type of end connection.ACKM
First End Connection Type:
Threaded internal pipe
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the end.ACKN
First End Style Designator:
Gasket seal
MRC:
Designates the thread diameter,series/type,and number of threads per specific measurement scale.ACLJ
First End Thread Size And Series/type Designator:
0.500 npt
MRC:
The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.ACLL
First End Thread Direction:
Right-hand
MRC:
Indicates whether or not the second end is identical to the first end.ACLR
Second End Relationship With First End:
Identical
MRC:
None.ADQL
Face To Face Distance:
2.560 inches
MRC:
The part that controls the flow through the item.ADQU
Flow Control Device:
Diaphragm
MRC:
The number of end connections included in the item.ADQZ
End Connection Quantity:
2
MRC:
Indicates the basic design type used for regulating the item.AEVN
Regulation Type:
Automatic single stage
MRC:
The means of providing resistance to the media passing through a valve,whereby the valve is actuated to regulate the flow.AEVR
Valve Loading Method:
Spring
MRC:
The master requirement codes of those requirements which are technically critical by reason of tolerance,fit,performance,or other characteristics which affect identification of the item.CRTL
Criticality Code Justification:
Feat
MRC:
The name assigned to the item by the government agency or commercial organization controlling the design of the item.CXCY
Product Name:
Back pressure valve, side in, side out; cryogenic
MRC:
--
NIIN:
015234090
MRC:
--
NATO Stock Number:
4820-01-523-4090
MRC:
--
Shelf Life:
N/A
MRC:
--
UOM:
--
MRC:
--
DEMIL:
No
FIIG:
--
FIIG:
A21100
MRC:
--
INC:
37940
MRC:
--
IMM:
AX
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All Products Certified

Factory New, New Material, New Surplus, Overhauled, Serviceable, Repairable, and AS Removed / Used material will be accompanied by a Certificate of Conformance, and any other documents/trace when applicable. We have a 7 year record retention.

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Quality | ISO 9001:2015 + AS9120B

We are committed to quality and follow an AS9120 quality management system. AeroBase Group is HAZMAT certified and registered with DDTC, ITAR, and Aviation Suppliers Association (ASA). All products are 100% inspected.

Quality Commitment »

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Shipping

Delivery of IN-STOCK orders ship same-day when order is placed before 2:00 PM EST.

Delivery dates for NON-STOCK items are estimates based on current backlog and are subject to confirmation at the time of order.

Formal Definition

Government issue definition of NSN 4820-01-523-4090

A valve used to automatically maintain within close limits a predetermined pressure within an oxygen system regardless of the higher fluctuating or constant inlet pressure. The excess pressure is bypassed to the accumulator or reservoir in lieu of passing through the entire system. It is specifically designed and/or cleaned for oxygen systems. Excludes valve, regulating, system pressure; valve regulating, fluid pressure and valve, calibrated flow.

Packaging & Dimensions

MIL-STD codes: http://www.dla.mil/LandandMaritime/.../MILSTD2073Codes.aspx
Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
3.0000lbs
Item Weight:
--
Item Dim:
--
Container
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
LVL C
Container:
--
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
24
LVL_A:
Q
LVL_B:
Q
LVL_C:
CUSH
MOP
CATEG.
PRES MAT
WRAP MAT
ICQ
THK
TOS
UCL
CUSH DUN:
00
MOP:
41
PKG:
16Z0
PRES MAT:
00
WRAP MAT:
JV
ICQ:
AAA
THK:
0
TOS:
UCL:

Packaging Codes Definitions:

LVL A Code (LVL_A) Q

Packing shall be accomplished in accordance with table c.Ii for the packing level specified. closure, sealing and reinforcement shall be in accordance with applicable specification for shipping container.

LVL B Code (LVL_B) Q

Packing shall be accomplished in accordance with table c.Ii for the packing level specified. closure, sealing and reinforcement shall be in accordance with the appropriate shipping container specification.

Procedure Indicator Code (OPI) M

All packaging data is mandatory for compliance and no substitutions are permitted. fast packs should be included in this category.

Special Markings Code (SPC_MKG) 24

Open for inspection or use only.

Method of Preservation (MOP) 41

Watervaporproof bag, sealed.

Cushion Material (CUSH) 00

No requirement.

Preservation Material (PRES_MAT) 00

No requirement.

Import / Export

Schedule B Classification
Schedule B Number
NAIC National Association of Insurance Commissioners
End Use A classification system for U.S. exported and imported merchandise based on principal use rather than the physical characteristics of the merchandise. End-Use codes are assigned by the Bureau of Economic Analysis under the U.S. Department of Commerce.
SITC Commodity classification system defined by the United Nations.
USDA
HITECH
Schedule B:
8481809015
NAICS:
332911
End Use Class:
21180
SITC:
74780
USDA:
1
HITECH:
0

Schedule B Codes Definitions:

Schedule B 8481809015

Operating, For Controlling Variables Such As Temperature, Pressure, Flow and Liquid Level Regulator Valves, Self

End Use Code 21180

Industrial Machines, Other

Standard Intl. Trade Class (SITC) 74780

Taps, Cocks, Valves and Similar Appliances, N.e.s.

Freight

Universal / National freight and handling information
NMFC
Class
UFC
LTL
LCL
WCC
TCC
SHC
ADC
ACC
NMFC:
127220
NMF Description:
Pressure Reg/red/relief Valves Noi
UFC:
64490
LTL:
77.5
LCL:
--
WCC:
594
TCC:
Z
SHC:
9
ADC:
A
ACC:
V

Freight Codes Definitions:

Cargo Type (TCC) Z

No special type of cargo code applicable.

Water Commodity (WCC) 594

Pumps and parts, (machinery and parts),(less than 35 feet).

Air Commodity (ACC) V

Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing.

Air Dimensions (ADC) A

Shipment is not a consolidation and does not exceed 84 inches in any dimension.

Air Special Handling (SHC) 9

Other or no special handling required (sh)

DLA History / Forecast Quantities

Maritime Supply Chain
10/1802/20
2.002.00

Manufacturers

This NSN is registered to the following cage codes.
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